| Item | Part No. | Part Name | Qty | Serial No. |
| 21W-973-0050 | BOOM ASS'Y | 1001- | ||
| 1 | 21W-973-3820 | BOOM | 1001- | |
| 201-70-71XE1 | BRACKET | 1001- | ||
| 2 | 201-70-71211 | BRACKET | 1001- | |
| 3 | 203-46-41130 | SEAT | 1001- | |
| 4 | 201-70-71230 | BUSHING | 1320- | |
| 4 | 201-70-21182 | BUSHING | 1001-1319 | |
| 5 | 07145-00065 | SEAL | 1320- | |
| 5 | 07145-00060 | SEAL | 1001-1319 | |
| 6 | 07020-00900 | FITTING | 1001- |